The curves are all on the Tyga site;
Stock and finished you can see there how much the dyno overreads compared to Steve's, 42 stock is never going to happen.
Just the '21 flywheel, about 3.
Just the pipes, 12 horse.
Flywheel and pipes around 4 over just pipes.
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Please do not PM me technical questions, if you can't find it on the Forum start a thread